#include<stdio.h>
int main(void)
{
    char char_to_input;
    printf("Input any key");
    char_to_input = getchar();
    
    switch (char_to_input)
    {
    case '0':printf("Zero\n"); break;
    case '1':printf("One\n"); break;
    case '2':printf("Two\n"); break;
    case '3':printf("Three\n"); break;
    case '4':printf("Four\n"); break;
    case '5':printf("Five\n"); break;
    case '6':printf("Six\n"); break;
    case '7':printf("Seven\n"); break;
    case '8':printf("Eight\n"); break;
    case '9':printf("Nine\n"); break;
    default:printf("The character you input is not a number"); break;
    }
    return 0;
}